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Update CMakeLists.txt 

* Require Git
* Only complain about Sphinx if BUILD_DOCS is enabled
* Just issue a warning for GCC >= 5.x on Linux
develop
lethosor 2015-11-10 17:00:49 -05:00
parent 72adb904f6
commit 07839c511a
1 changed files with 8 additions and 4 deletions
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10
CMakeLists.txt
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@ -25,8 +25,12 @@ macro(CHECK_GCC COMPILER_PATH)
execute_process(COMMAND ${COMPILER_PATH} -dumpversion OUTPUT_VARIABLE GCC_VERSION_OUT)
string(STRIP "${GCC_VERSION_OUT}" GCC_VERSION_OUT)
if (${GCC_VERSION_OUT} VERSION_LESS "4.5" OR ${GCC_VERSION_OUT} VERSION_GREATER "4.9.9")
if ((LINUX) AND (${GCC_VERSION_OUT} VERSION_GREATER "5.0"))
message(WARNING "You are using GCC ${GCC_VERSION_OUT}, which is not recommended - see Compile.rst for more information.")
else()
message(SEND_ERROR "${COMPILER_PATH} version ${GCC_VERSION_OUT} cannot be used - use GCC 4.5 through 4.9")
endif()
endif()
endmacro()
if(UNIX)
@ -176,9 +180,9 @@ include_directories(${ZLIB_INCLUDE_DIRS})
include_directories(depends/clsocket/src)
add_subdirectory(depends)
find_package(Git)
find_package(Git REQUIRED)
if(NOT GIT_FOUND)
message(FATAL_ERROR "could not find git")
message(SEND_ERROR "could not find git")
endif()
# build the lib itself
@ -196,7 +200,7 @@ endif()
add_subdirectory(scripts)
find_package(Sphinx)
find_package(Sphinx QUIET)
if (BUILD_DOCS)
if (NOT SPHINX_FOUND)
message(SEND_ERROR "Sphinx not found but BUILD_DOCS enabled")